Home / 873,899.10-1,311,067.35-694,662.30

Finding the Fourth Proportional to 873,899.10, 1,311,067.35 and 694,662.30

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Solution

The fourth proportional to 873,899.10, 1,311,067.35 and 694,662.30 is: 1,042,167.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,899.10 : 1,311,067.35 = 694,662.30 : x
  2. Step 2: Convert to fraction form
    873,899.10/1,311,067.35 = 694,662.30/x
  3. Step 3: Cross multiply
    873,899.10x = 1,311,067.35 × 694,662.30
  4. Step 4: Simplify right side
    873,899.10x = 910,749,060,805.91
  5. Step 5: Solve for x
    x = 910,749,060,805.91/873,899.10
  6. Step 6: Final answer
    x = 1,042,167.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.